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Mazda 6 ts vs Mazda Mx-5: reliability comparison

MOT pass rates, common faults and mileage compared from real UK MOT data.

Mazda 6 ts
76%
MOT pass rate · 820 vehicles
Mazda Mx-5
77%
MOT pass rate · 162,634 vehicles
Verdict: On MOT pass rate the Mazda 6 ts (76%) and Mazda Mx-5 (77%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Mazda 6 ts Mazda Mx-5
MOT pass rate 76% 77% ✓
MOT failure rate 24% 23% ✓
Faults & advisories per test 0.1 ✓ 1.8
Dangerous-fault share 1% 1%
Average mileage 112,747 mi 90,085 mi
Sample size (vehicles) 820 162,634

Most common faults

Mazda 6 ts

  1. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  2. Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
  3. Offside Front Tyre worn close to the legal limit (4.1.E.1)
  4. Windscreen has damage to an area less than a 40mm circle outside zone 'A' (8.3.1d)
  5. Front Brake pad(s) wearing thin (3.5.1g)
  6. Offside Rear Tyre worn close to the legal limit (4.1.E.1)

Mazda Mx-5

  1. Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
  2. Offside Rear Tyre worn close to the legal limit (4.1.E.1)
  3. Front Brake pad(s) wearing thin (3.5.1g)
  4. Rear Brake pad(s) wearing thin (3.5.1g)
  5. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  6. Oil leak, but not excessive (8.4.1 (a) (i))

Reliability FAQ

On MOT pass rate the Mazda 6 ts (76%) and Mazda Mx-5 (77%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Mazda 6 ts report Full Mazda Mx-5 report Most reliable cars

Pass rates are computed over completed (pass/fail) MOT tests. Reliability also depends on age, mileage and upkeep — see each model's page for the full picture.